Upper Marlboro Weather Forecast

    • 61
    • 82

    Becoming Sunny

    • 63
    • 86

    Mostly Sunny

    • 62
    • 77

    Mostly Cloudy

    • 61
    • 75

    Slight Chance Thunderstorms

    • 61
    • 78

    Partly Sunny

    • 64
    • 81

    Mostly Cloudy

Today 18 Sep Anne Arundel

Mostly sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 18 Sep Anne Arundel

Clear. Lows in the lower 60s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Upper Marlboro Temperature Statistics

September Temperature

Camp Springs / Andrews Air Force Base (5 miles)

  • Lowest 8 September, 2025

    50.5 °F

  • Average September

    68.7 °F

  • Highest 6 September, 2025

    91.6 °F

Climate (2020–Present)

Camp Springs / Andrews Air Force Base (5 miles)

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  • Average Low 2020–2025

    48.8 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    66.8 °F
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